E-book Formulas and Calculations for Drilling Operations Robello Samuel ISBN: 978-1-118-06312-5 E-book 387 pages February 2011 US $139.99 Purchase This E-book This price is valid for United States. Change location to view local pricing and availability. Important E-book Information Adobe e-books are read using Adobe Digital Editions. Install Adobe Digital Editions on your PC in order to read or transfer your e-book. Buy from another retailer for your e-book reader Apple iBooks Barnes & Noble Google Play Kobo Other Available Formats: Paperback